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Direct linkDickerson Mayes, Susan; Calhoun, Susan L. – School Psychology International, 2007
A popular but unsubstantiated belief is that a reading disability is the most prevalent type of learning disability (LD), that LD in mathematics is rare, and that LD in written expression is very rare. In 485 clinical children administered the WISC-III and WIAT, 65 percent had LD. The most common was LD in written expression (92 percent), either…
Descriptors: Learning Disabilities, Reading Ability, Mathematical Aptitude, Writing Ability
Peer reviewedMayes, Susan Dickerson; Calhoun, Susan L. – Autism: The International Journal of Research and Practice, 2003
Psychological data were analyzed for 164 individuals (ages 3-15) with autism (IQs 14-143). Verbal IQ lagged behind nonverbal during the preschool years, but by school age the gap had closed. For school-age children with low IQs, math, spelling, and writing scores were consistent with IQ and reading was above IQ. (Contains references.) (Author/CR)
Descriptors: Age Differences, Autism, Early Childhood Education, Elementary Secondary Education
